#include <stdio.h>
//#include <string.h>

int main(int argc, char *argv[])
{
        char ch[100] = "welcome";
        char * p = "hello World!", * q;
        int i = 0;

        q = p;
        //四种输出结果一样
         printf("%c %c %c %c\n", *(p+1), *(ch+1),p[1],ch[1]);  //e e e e
      
        return 0;
}
